GB8910971D0 - Improvements in attenuators - Google Patents
Improvements in attenuatorsInfo
- Publication number
- GB8910971D0 GB8910971D0 GB898910971A GB8910971A GB8910971D0 GB 8910971 D0 GB8910971 D0 GB 8910971D0 GB 898910971 A GB898910971 A GB 898910971A GB 8910971 A GB8910971 A GB 8910971A GB 8910971 D0 GB8910971 D0 GB 8910971D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- attenuators
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB898910971A GB8910971D0 (en) | 1989-05-12 | 1989-05-12 | Improvements in attenuators |
GB9010585A GB2231916B (en) | 1989-05-12 | 1990-05-11 | Acoustic attenuators. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB898910971A GB8910971D0 (en) | 1989-05-12 | 1989-05-12 | Improvements in attenuators |
Publications (1)
Publication Number | Publication Date |
---|---|
GB8910971D0 true GB8910971D0 (en) | 1989-06-28 |
Family
ID=10656655
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB898910971A Pending GB8910971D0 (en) | 1989-05-12 | 1989-05-12 | Improvements in attenuators |
GB9010585A Expired - Fee Related GB2231916B (en) | 1989-05-12 | 1990-05-11 | Acoustic attenuators. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9010585A Expired - Fee Related GB2231916B (en) | 1989-05-12 | 1990-05-11 | Acoustic attenuators. |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB8910971D0 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2267731A (en) * | 1992-06-10 | 1993-12-15 | Lancaster Glass Fibre | Sound absorber insert for an exhaust silencer. |
FR2787513B1 (en) * | 1998-12-17 | 2001-01-19 | Turbomeca | MULTICHANNEL EXHAUST DEVICE FOR ACOUSTICALLY TREATED TURBOMACHINE |
US6868939B2 (en) | 2003-02-25 | 2005-03-22 | Vicious Cycle Performance, Inc. | Exhaust silencer system |
US7121814B2 (en) * | 2004-09-30 | 2006-10-17 | Carrier Corporation | Compressor sound suppression |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3033307A (en) * | 1959-10-06 | 1962-05-08 | Industrial Acoustics Co | Noise attenuating apparatus |
GB1344268A (en) * | 1970-11-05 | 1974-01-16 | Sound Attenuators Ltd | Sound attenuating unit |
US4109750A (en) * | 1977-05-24 | 1978-08-29 | Lockheed Aircraft Corporation | Zeno duct sound attenuating means |
-
1989
- 1989-05-12 GB GB898910971A patent/GB8910971D0/en active Pending
-
1990
- 1990-05-11 GB GB9010585A patent/GB2231916B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2231916B (en) | 1993-11-17 |
GB9010585D0 (en) | 1990-07-04 |
GB2231916A (en) | 1990-11-28 |
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